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G1Peak 25 April 1998 at 00:00 UTC

Northern Lights on 25 April 1998 at 00:00 UTC (Kp 5): Where They Were Visible

Kp reached 5. At that level the edge of the auroral oval reaches about 56.5° magnetic latitude, so the aurora could be seen low on the horizon down to roughly 52.0°. Activity stayed at storm level (Kp 5 or more) for 3 hours.

03579 G1 G3 Fri 24 Apr 00:00 UTC · Kp 4.67 Fri 24 Apr 03:00 UTC · Kp 5.67 Fri 24 Apr 06:00 UTC · Kp 5.33 Fri 24 Apr 09:00 UTC · Kp 4.67 Fri 24 Apr 12:00 UTC · Kp 4.67 Fri 24 Apr 15:00 UTC · Kp 2.00 Fri 24 Apr 18:00 UTC · Kp 2.00 Fri 24 Apr 21:00 UTC · Kp 4.00 Sat 25 Apr 00:00 UTC · Kp 5.00 Sat 25 Apr 03:00 UTC · Kp 4.00 Sat 25 Apr 06:00 UTC · Kp 3.00 Sat 25 Apr 09:00 UTC · Kp 3.00 Sat 25 Apr 12:00 UTC · Kp 4.00 Sat 25 Apr 15:00 UTC · Kp 3.33 Sat 25 Apr 18:00 UTC · Kp 5.00 Sat 25 Apr 21:00 UTC · Kp 2.67 Sun 26 Apr 00:00 UTC · Kp 4.67 Fri 24 AprSat 25 AprSun 26 Apr
Kp 0–3 Kp 4 Kp 5–6 (G1–G2) Kp 7+ (G3+) Times in UTC; faded bars are forecasts.

Three-hourly Kp from GFZ, one day either side of the storm.

Where the aurora could be seen

918 towns on our list had enough activity while it was dark there. Cloud cover is not included.

CountryPlacesExamplesFurthest from the pole
Canada 329 Toronto, Montreal, Calgary, Ottawa Hamilton
United States 136 Minneapolis, Saint Paul, Grand Rapids, Fargo Racine
Sweden 130 Stockholm, Gothenburg, Malmö, Uppsala Oxie
United Kingdom 103 Glasgow, Edinburgh, Aberdeen, Dundee Ashington
Denmark 75 Copenhagen, Aarhus, Aalborg, Frederiksberg Esbjerg
Norway 59 Oslo, Bergen, Trondheim, Stavanger Mandal
Latvia 37 Riga, Daugavpils, Liepāja, Jelgava Daugavpils
Iceland 18 Reykjavík, Kópavogur, Hafnarfjörður, Reykjanesbær Vík í Mýrdal
Lithuania 18 Klaipeda City Municipality, Šiauliai, Panevėžys, Mažeikiai Utena
Estonia 4 Pärnu, Kuressaare, Haapsalu, Kärdla Kuressaare
Faroe Islands 4 Tórshavn, Klaksvík, Fuglafjørður, Miðvágur Tórshavn
Greenland 4 Nuuk, Sisimiut, Qaqortoq, Kangerlussuaq Qaqortoq
Ireland 1 Letterkenny Letterkenny
Based on each place's Kp threshold (terrain included) and the Sun's position during each 3-hour Kp block.

Only in photos

2,318 more towns could have caught a faint red or green glow low on the horizon with a phone or camera.

Whether the aurora was actually seen also depended on the weather. Use this as a guide to where it was possible.

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